Home / 5,030.09-7,539.66-2,561.51

Finding the Fourth Proportional to 5,030.09, 7,539.66 and 2,561.51

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Solution

The fourth proportional to 5,030.09, 7,539.66 and 2,561.51 is: 3,839.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.09 : 7,539.66 = 2,561.51 : x
  2. Step 2: Convert to fraction form
    5,030.09/7,539.66 = 2,561.51/x
  3. Step 3: Cross multiply
    5,030.09x = 7,539.66 × 2,561.51
  4. Step 4: Simplify right side
    5,030.09x = 19,312,914.49
  5. Step 5: Solve for x
    x = 19,312,914.49/5,030.09
  6. Step 6: Final answer
    x = 3,839.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.